Finding the Fourth Proportional to 8,077.35, 12,111.06 and 3,141.24

Step by Step Solution

1. Step 1: Write the proportion equation
   8,077.35 : 12,111.06 = 3,141.24 : x
2. Step 2: Convert to fraction form
   8,077.35/12,111.06 = 3,141.24/x
3. Step 3: Cross multiply
   8,077.35x = 12,111.06 × 3,141.24
4. Step 4: Simplify right side
   8,077.35x = 38,043,712.48
5. Step 5: Solve for x
   x = 38,043,712.48/8,077.35
6. Step 6: Final answer
   x = 4,709.92